Listed as a CPA in IRS public preparer records. Source: IRS PTIN FOIA extract (Feb 2026), retrieved October 23, 2026. https://www.irs.gov/pub/foia/foia-minnesota-extract.csv No state license number is on file. Specialties are blank until this preparer claims the listing. CPA Seek does not contact preparers.

Charles Zumbusch

CPA · Zumbusch Accounting Services

Buffalo, Minnesota 55313

Charles Zumbusch, CPA in Buffalo, MN

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Charles Zumbusch, CPA in Buffalo · CPA Seek